uxcell Silver Tone Metal 7c Cup Cornet Mouthpiece Replacement Product Name : Cornet Mouthpiece;Design : 7c Cup Total Size : 6.7 x 2.5cm/ 2.6" x 1"(L*D);Mounting Hole Diameter : 9.5mm/0.37" Material : Metal;Color : Silver Tone Weight : 46g Package Content : 1 x 7c Cornet Mouthpiece